Add 2/63 and 4/90
2/63 + 4/90 is 8/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
2/63 = 2 × 10/63 × 10 = 20/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630 - Add the two like fractions:
20/630 + 28/630 = 20 + 28/630 = 48/630 - 48/630 simplified gives 8/105
- So, 2/63 + 4/90 = 8/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/63+4/90 2/63+8/90 6/63+4/90 2/63+12/90 10/63+4/90 2/63+20/90 14/63+4/90 2/63+28/90